Behavioral task
behavioral1
Sample
2024-03-13_670f1049cac50787a52968e92246cd4b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-13_670f1049cac50787a52968e92246cd4b_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-13_670f1049cac50787a52968e92246cd4b_cryptolocker
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Size
115KB
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MD5
670f1049cac50787a52968e92246cd4b
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SHA1
3c8d59b1ef3abcad9097ba904d7b40ededef77d6
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SHA256
38fbf89bf07e1f4ea2ea330019d39d8c7a2de84828f289de9aa1939fea0e8695
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SHA512
9d889389bb3c381b0c0e960ada6ccd6bbc917ca7b466d1d862f6c745b45e8f8b7830896995ab18d268636829caf6e980b3cc8c0d06059d1f8c770908316890e9
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNgerar//f:T6a+rdOOtEvwDpjLzi
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-03-13_670f1049cac50787a52968e92246cd4b_cryptolocker
Files
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2024-03-13_670f1049cac50787a52968e92246cd4b_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE